22049495874 has 48 divisors (see below), whose sum is σ = 54735033600. Its totient is φ = 6284131200.

The previous prime is 22049495863. The next prime is 22049495921. The reversal of 22049495874 is 47859494022.

It is a happy number.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22049495874.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167674 + ... + 268725.

It is an arithmetic number, because the mean of its divisors is an integer number (1140313200).

Almost surely, 2^22049495874 is an apocalyptic number.

22049495874 is an abundant number, since it is smaller than the sum of its proper divisors (32685537726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22049495874 is a wasteful number, since it uses less digits than its factorization.

22049495874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436815 (or 436812 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 22049495874 in words is "twenty-two billion, forty-nine million, four hundred ninety-five thousand, eight hundred seventy-four".